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NSN 5305-00-442-6402, 5305004426402
SCREW,CAP,HEXAGON HEAD

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 004426402
Codification Country
United States
Item Name Code
INC 18257
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 5305-00-442-6402

National Stock Number (NSN) 5305-00-442-6402, or NIIN 004426402, (screw,cap,hexagon head) was assigned April 9, 1969 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 18257. [AN EXTERNALLY THREADED FASTENER DESIGNED FOR INSERTION INTO HOLES IN ASSEMBLED PARTS, FOR MATING WITH A PREFORMED INTERNAL THREAD AND FOR TIGHTENING OR RELEASING BY TORQUING THE HEAD. THE THREADED AND UNTHREADED PORTIONS ARE BOTH OF THE SAME NOMINAL DIAMETER OF 0.190 INCH (5 MM) OR LARGER. HEAD DIMENSIONS AND SIZES OF THREADED AND UNTHREADED PORTIONS SHALL CONFORM TO INTERNATIONALLY RECOGNIZED FASTENER STANDARDS. THE THREAD LENGTH BEING THE CONTROLLED DIMENSION, THE GRIP LENGTH IS NOT SPECIFIED. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER OR BY THE THUMB AND FINGERS. EXCLUDES:BOLT,MACHINE; BOLT,EXTERNALLY RELIEVED BODY; BOLT,INTERNAL WRENCHING; AND SCREW,CAP,SOCKET HEAD.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5305004426402 contains an unknown precious metal.

This NSN is associated to Schedule B 7318152000: bolts and bolts and their nuts or washers exported in the same shipment. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332722: bolt, nut, screw, rivet, and washer manufacturing.

This information was last updated on .


Technical Characteristics

NOMINAL THREAD DIAMETER
(AHYM) 0.375 INCHES
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) SAE GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD SERIES DESIGNATOR
(THSD) UNF
THREAD DIRECTION
(AAJF) RIGHT-HAND
HEAD STYLE
(AASK) HEXAGON
SURFACE TREATMENT
(SFTT) PHOSPHATE OVERALL
WIDTH BETWEEN FLATS
(AATB) 0.551 INCHES MINIMUM AND 0.563 INCHES MAXIMUM
THREAD QUANTITY PER INCH
(CMLP) 24
HARDNESS RATING
(CQFM) 32.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL
(MATT) STEEL OVERALL
FASTENER LENGTH
(AASB) 6.000 INCHES NOMINAL
HEAD HEIGHT
(AASU) 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) MIL-STD 171 FINISH NO. 5.3.2.2 MIL STD SINGLE TREATMENT RESPONSE OVERALL
THREAD CLASS
(AAJD) 2A
THREAD LENGTH
(AASA) 1.000 INCHES MINIMUM AND 1.016 INCHES MAXIMUM

Manufacturer Part Numbers


Related Inventory

2838093
5305004426402
Condition NS
SCREW
Readily Available


 
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